This is a book. Tianjin polytechnic university is a public undergraduate school. "2 1 1 Project" is a key construction work in the field of higher education initiated by the state since the founding of New China. According to the batch enrollment plan issued by tianjin polytechnic university in various provinces, tianjin polytechnic university is a junior college, and tianjin polytechnic university is a full-time college jointly established by the Ministry of Education, Tianjin and Tianjin, which does not belong to the "2 1 1 project". 2 1 1 Universities in Tianjin include Tianjin University, Nankai University, Tianjin Medical University and Hebei University of Technology.